Experienced extension builder ready to quote for your work. D & G Building & Decorating is the best extension builder in SW1V. No obligation free q...
A to Z Builders Ltd are here to help customers who need an Extension Builder in SW1V. We offer a competitive rate to complete all your extension bu...
Experienced extension builder ready to quote for your work. Cornerstones Construction is the best extension builder in SW1V. No obligation free quo...
JK Doors is a trusted extension builder serving customers in SW1V and the surrounding area. Contact us to today to get a competitive quote for exte...
Peter Cesma
Experienced builder in all aspects of building works. All work guaranteed. Quality finish, promt ,honest and reliable services. Public liabil...
F & F Building Services is an established extension buildering business in SW1V. We come highly recommended and provide competitive quotes for your...
Need to find an Extension Builder near you for all your extension buildering work?
BUILD TEAM provides a local, trusted extension builderin...
From £9,984
Experienced extension builder ready to quote for your work. Palm Property Developments Ltd is the best extension builder in SW1V. No obligation fre...
From £9,976
Need an Extension Builder in SW1V? KÖK London ltd. has been helping local clients (5 mile radius) with their extension buildering jobs for many ye...
From £10,496
Our building services company Loran Design and Build Ltd was established in 2020 but have been providing customers in Clapham and the surrounding a...

Garden offices range from the cheapest of £9,976 (A to Z Builders Ltd based in SW1P) to the dearest of £10,496 (Loran Design and Build Ltd based in SW11), but these are only estimates.
The best way to compare costs is to get actual quotes.
Get rates and quotes to build a garden office in SW1V by posting a job with HaMuch. We'll send it to extension builders in SW1V.
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Underpin a building - £17,633

Two storey extension - £88,199

Build a timber frame extension - £26,133

Build a swimming pool - £81,133

Single storey extension - £57,656

Side return extension - £42,994

Install an RSJ - £2,333

Outbuilding - £10,133

Build a Mansard loft conversion - £52,133

Loft conversion - £34,995

Build a kitchen extension - £42,133

Hip to gable loft conversion - £42,133

Granny annexe - £87,133

Garden office - £10,133

Convert a Garage - £16,133

Garage - £18,633

Build a flat roof extension - £22,133

Build a dormer loft conversion - £42,133

Concrete foundations - £6,383

Convert a bungalow loft - £29,133

Convert a basement - £38,994